Which of the following is the least reduced equivalent of 243/729?

1/9

Step-by-step explanation:

243/729 to it's equivalent fraction is

243/729 divide numerator and the denominator by 3 = 81/243

81/243 divide numerator and denominator by 3 =27/81

27/81 divide both numerator and denominator by 3 =9/81

9/81 divide both numerator and denominator by 9 =1/9

answer = 1/9

Therefore, 243/729 reduced to it's equivalent fraction is = 1/9

6mm^3 or .6cm^3

      216

      /   \

  36     6

  /   \     /

6     6   6

factor trees are nice.